python-ldap: add package stubs

[marlon-costa-dc]

Resumo

Adiciona stubs parciais para o pacote python-ldap, incluindo módulos públicos, metadados e a dependência tipada de pyasn1.

Validação

• PATH="$PWD/.venv/bin:$PATH" .venv/bin/python tests/runtests.py stubs/python-ldap
• pre-commit, estrutura, Pyright, ty e mypy concluídos com sucesso
• stubtest não foi executado porque instala e executa código arbitrário do PyPI

[github-actions]

Diff from mypy_primer, showing the effect of this PR on open source code:

zulip (https://github.com/zulip/zulip)
- zproject/dev_settings.py:142: error: Cannot find implementation or library stub for module named "ldap"  [import-not-found]
+ zproject/dev_settings.py:149: error: Module has no attribute "SCOPE_ONELEVEL"  [attr-defined]
+ zproject/dev_settings.py:152: error: Module has no attribute "SCOPE_ONELEVEL"  [attr-defined]
+ zproject/dev_settings.py:157: error: Module has no attribute "SCOPE_ONELEVEL"  [attr-defined]
- zproject/prod_settings_template.py:177: error: Cannot find implementation or library stub for module named "ldap"  [import-not-found]
+ zproject/prod_settings_template.py:228: error: Module has no attribute "SCOPE_SUBTREE"  [attr-defined]
- zproject/backends.py:25: error: Cannot find implementation or library stub for module named "ldap"  [import-not-found]
+ zproject/backends.py:1611: error: Module has no attribute "SCOPE_BASE"  [attr-defined]
+ zproject/backends.py:1616: error: Module has no attribute "NO_SUCH_OBJECT"  [attr-defined]
- zerver/lib/test_helpers.py:17: error: Cannot find implementation or library stub for module named "ldap"  [import-not-found]
+ zerver/lib/test_helpers.py:62: error: Name "ldap.LDAPError" is not defined  [name-defined]
+ zerver/lib/test_helpers.py:65: error: Name "ldap.INVALID_CREDENTIALS" is not defined  [name-defined]
+ zerver/lib/test_helpers.py:68: error: Name "ldap.NO_SUCH_OBJECT" is not defined  [name-defined]
+ zerver/lib/test_helpers.py:71: error: Name "ldap.ALREADY_EXISTS" is not defined  [name-defined]
- zproject/computed_settings.py:1102: error: Cannot find implementation or library stub for module named "ldap"  [import-not-found]
+ zproject/computed_settings.py:1104: error: Module has no attribute "OPT_REFERRALS"  [attr-defined]
+ zproject/computed_settings.py:1114: error: Module has no attribute "OPT_REFERRALS"  [attr-defined]
- zerver/tests/test_email_notifications.py:5: error: Cannot find implementation or library stub for module named "ldap"  [import-not-found]
+ zerver/tests/test_email_notifications.py:298: error: Module has no attribute "SCOPE_ONELEVEL"  [attr-defined]
- zerver/tests/test_auth_backends.py:19: error: Cannot find implementation or library stub for module named "ldap"  [import-not-found]
+ zerver/tests/test_auth_backends.py:7781: error: Module has no attribute "SCOPE_ONELEVEL"  [attr-defined]
+ zerver/tests/test_auth_backends.py:7904: error: Module has no attribute "SCOPE_ONELEVEL"  [attr-defined]
+ zerver/tests/test_auth_backends.py:7907: error: Module has no attribute "SCOPE_ONELEVEL"  [attr-defined]
+ zerver/tests/test_auth_backends.py:8131: error: Module has no attribute "SCOPE_ONELEVEL"  [attr-defined]
+ zerver/tests/test_auth_backends.py:8515: error: Module has no attribute "LDAPError"  [attr-defined]
+ zerver/tests/test_auth_backends.py:9778: error: Module has no attribute "SCOPE_ONELEVEL"  [attr-defined]
+ zerver/tests/test_auth_backends.py:9845: error: Module has no attribute "SCOPE_ONELEVEL"  [attr-defined]
+ zerver/tests/test_auth_backends.py:9945: error: Module has no attribute "SCOPE_ONELEVEL"  [attr-defined]
- zproject/test_extra_settings.py:3: error: Cannot find implementation or library stub for module named "ldap"  [import-not-found]
+ zproject/test_extra_settings.py:79: error: Module has no attribute "SCOPE_ONELEVEL"  [attr-defined]
+ zproject/test_extra_settings.py:83: error: Module has no attribute "SCOPE_ONELEVEL"  [attr-defined]